Hee Young Kang

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We report two cases of lichen planus pigmentosus (LPP) that developed in a unilateral linear pattern. The patients presented with unilateral linear brown macules on the extremities. Skin biopsy showed orthokeratosis, basal hydropic degeneration with scarce lymphohistiocytic infiltrates, and numerous melanophages in both patients. These patients, to the best(More)
PURPOSE Vitiligo prevalence and its associated comorbidities rate have been reported variably among different populations. We aimed to determine the prevalence of vitiligo in Korea along with the baseline rate of comorbidities and compared the risks to the general population using hospital visit information of the total population in Korea. MATERIALS AND(More)
BACKGROUND It was previously thought that persons with genetic predispositions to vitiligo develop the condition after exposure to various precipitating environmental factors. However, in many cases, the aggravating factors of vitiligo have not been clearly identified. OBJECTIVE To identify the aggravating factors of vitiligo in the working environment(More)
BACKGROUND White matter hyperintensities (WMH) increase cognitive impairment in patients with dementia. OBJECTIVE We investigated the impact of WMH on the neuropsychological profiles in patients with mild to moderate dementia. METHODS We consecutively recruited newly diagnosed patients with mild to moderate dementia across South Korea for 1 year. The(More)
BACKGROUND Xanthium stramarium (XAS) and Psoralea corylifolia (PSC), phototoxic oriental medicinal plants, has been used in traditional medicines in Asian countries. OBJECTIVE The effects of highly purified XAS or PSC extract combined with ultraviolet A1 (UVA1) irradiation on cell proliferation and transforming growth factor-beta1 (TGF-β1) expression of(More)
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http:// creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. Dear Editor: The treatment of localized vitiligo(More)
This paper reports a case of pegylated interferon-associated retinopathy in a patient with chronic hepatitis C. A 32-year-old female with chronic hepatitis C undergoing pegylated interferon and ribavirin combination therapy complained of visual blurring. Features of interferon-associated retinopathy, including ocular complications such as cotton wool spots,(More)
PURPOSE Typically, a diagnosis of erythema nodosum (EN) is based on clinical features. However, other diseases manifest with inflammatory nodules of the lower limbs in addition to EN, such as the EN-like lesions of Behcet's disease (BD). The purpose of this retrospective study was to investigate the frequency of histologically proven EN among diseases(More)
This study investigated the mechanisms underlying the carbapenem resistance of bloodstream isolates of Pseudomonas aeruginosa obtained from two Korean hospitals. Of the 79 P. aeruginosa isolates, 22 and 21 were resistant to imipenem and meropenem, respectively. The 22 imipenem-resistant P. aeruginosa isolates were classified into 7 sequence types (STs) and(More)